package com.controller;

import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Calendar;
import java.util.Map;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Date;
import java.util.List;
import javax.servlet.http.HttpServletRequest;

import com.entity.DiscusszhaopinxinxiEntity;
import com.entity.StoreupEntity;
import com.service.DiscusszhaopinxinxiService;
import com.service.StoreupService;
import com.utils.*;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import com.baomidou.mybatisplus.mapper.EntityWrapper;
import com.baomidou.mybatisplus.mapper.Wrapper;
import com.annotation.IgnoreAuth;

import com.entity.ZhaopinxinxiEntity;
import com.entity.view.ZhaopinxinxiView;

import com.service.ZhaopinxinxiService;
import com.service.TokenService;


/**
 * 招聘信息
 * 后端接口
 * @author 
 * @email 
 * @date 2020-05-13 10:02:22
 */
@RestController
@RequestMapping("/zhaopinxinxi")
public class ZhaopinxinxiController {
    @Autowired
    private ZhaopinxinxiService zhaopinxinxiService;
    @Autowired
    private DiscusszhaopinxinxiService discusszhaopinxinxiService;

    /**
     * 后端列表
     */
    @RequestMapping("/page")
    public R page(@RequestParam Map<String, Object> params,ZhaopinxinxiEntity zhaopinxinxi, HttpServletRequest request){
		String tableName = request.getSession().getAttribute("tableName").toString();
		if(tableName.equals("qiyexinxi")) {
			zhaopinxinxi.setQiyebianhao((String)request.getSession().getAttribute("username"));
		}
        EntityWrapper<ZhaopinxinxiEntity> ew = new EntityWrapper<ZhaopinxinxiEntity>();
		PageUtils page = zhaopinxinxiService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, zhaopinxinxi), params), params));

        return R.ok().put("data", page);
    }


    /**
     * 推荐
     */
    @IgnoreAuth
    @RequestMapping("/recommend")
    public R recommend(@RequestParam Map<String, Object> params,ZhaopinxinxiEntity zhaopinxinxi, HttpServletRequest request){
        Long userId = 0L;
        if(request.getSession().getAttribute("role")!=null && !request.getSession().getAttribute("role").toString().equals("管理员")) {
            userId = (Long) request.getSession().getAttribute("userId");
        }
        if(userId!=0L){
            EntityWrapper<DiscusszhaopinxinxiEntity> ew = new EntityWrapper<DiscusszhaopinxinxiEntity>();
            List<DiscusszhaopinxinxiEntity> storeupEntities = discusszhaopinxinxiService.selectList(ew);
            Map<String, Map<String, Double>> ratings = new HashMap<>();
            if(storeupEntities!=null && storeupEntities.size()>0) {
                for(DiscusszhaopinxinxiEntity m : storeupEntities) {
                    Map<String, Double> userRatings = null;
                    if(ratings.containsKey(m.getUserid().toString())) {
                        userRatings = ratings.get(m.getUserid().toString());
                    } else {
                        userRatings = new HashMap<>();
                        ratings.put(m.getUserid().toString(), userRatings);
                    }
                    if(userRatings.containsKey(m.getRefid())) {
                        userRatings.put(m.getRefid().toString(), userRatings.get(m.getRefid())+1.0);
                    } else {
                        userRatings.put(m.getRefid().toString(), 1.0);
                    }
                    // 用户A:  岗位1：1 岗位2:2 岗位3:1
                    // 用户B:  岗位1：2 岗位2:5 岗位3:1
                    // 用户C:  岗位1：1 岗位2:2
                }
            }
            // 创建协同过滤对象
            UserBasedCollaborativeFiltering filter = new UserBasedCollaborativeFiltering(ratings);
            // 为指定用户推荐物品
            String targetUser = userId.toString();
            int numRecommendations = 8;
            List<ZhaopinxinxiEntity> result = new ArrayList<>();
            List<String> recommendations = filter.recommendItems(targetUser, numRecommendations);
            if(recommendations.size()>0){
                for (String item : recommendations) {
                    ZhaopinxinxiEntity article = zhaopinxinxiService.selectById(item);
                    result.add(article);
                }
                return R.ok().put("data", result);
            }else{
                EntityWrapper<ZhaopinxinxiEntity> ews = new EntityWrapper<ZhaopinxinxiEntity>();
                ew.orderBy("thumbsupnum",false);
                ew.last("limit 8");
                return R.ok().put("data", zhaopinxinxiService.selectListView(ews));
            }

        }else{
            EntityWrapper<ZhaopinxinxiEntity> ew = new EntityWrapper<ZhaopinxinxiEntity>();
            ew.orderBy("thumbsupnum",false);
            ew.last("limit 8");
            return R.ok().put("data", zhaopinxinxiService.selectListView(ew));
        }
    }


    
    /**
     * 前端列表
     */
	@IgnoreAuth
    @RequestMapping("/list")
    public R list(@RequestParam Map<String, Object> params,ZhaopinxinxiEntity zhaopinxinxi, HttpServletRequest request){
        EntityWrapper<ZhaopinxinxiEntity> ew = new EntityWrapper<ZhaopinxinxiEntity>();
		PageUtils page = zhaopinxinxiService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, zhaopinxinxi), params), params));
        return R.ok().put("data", page);
    }

	/**
     * 列表
     */
    @RequestMapping("/lists")
    public R list( ZhaopinxinxiEntity zhaopinxinxi){
       	EntityWrapper<ZhaopinxinxiEntity> ew = new EntityWrapper<ZhaopinxinxiEntity>();
      	ew.allEq(MPUtil.allEQMapPre( zhaopinxinxi, "zhaopinxinxi")); 
        return R.ok().put("data", zhaopinxinxiService.selectListView(ew));
    }

	 /**
     * 查询
     */
    @RequestMapping("/query")
    public R query(ZhaopinxinxiEntity zhaopinxinxi){
        EntityWrapper< ZhaopinxinxiEntity> ew = new EntityWrapper< ZhaopinxinxiEntity>();
 		ew.allEq(MPUtil.allEQMapPre( zhaopinxinxi, "zhaopinxinxi")); 
		ZhaopinxinxiView zhaopinxinxiView =  zhaopinxinxiService.selectView(ew);
		return R.ok("查询招聘信息成功").put("data", zhaopinxinxiView);
    }
	
    /**
     * 后端详情
     */
    @RequestMapping("/info/{id}")
    public R info(@PathVariable("id") String id){
        ZhaopinxinxiEntity zhaopinxinxi = zhaopinxinxiService.selectById(id);
        return R.ok().put("data", zhaopinxinxi);
    }

    /**
     * 前端详情
     */
	@IgnoreAuth
    @RequestMapping("/detail/{id}")
    public R detail(@PathVariable("id") String id){
        ZhaopinxinxiEntity zhaopinxinxi = zhaopinxinxiService.selectById(id);
        return R.ok().put("data", zhaopinxinxi);
    }
    


    /**
     * 赞或踩
     */
    @RequestMapping("/thumbsup/{id}")
    public R vote(@PathVariable("id") String id,String type){
        ZhaopinxinxiEntity zhaopinxinxi = zhaopinxinxiService.selectById(id);
        if(type.equals("1")) {
        	zhaopinxinxi.setThumbsupnum(zhaopinxinxi.getThumbsupnum()+1);
        } else {
        	zhaopinxinxi.setCrazilynum(zhaopinxinxi.getCrazilynum()+1);
        }
        zhaopinxinxiService.updateById(zhaopinxinxi);
        return R.ok("投票成功");
    }

    /**
     * 后端保存
     */
    @RequestMapping("/save")
    public R save(@RequestBody ZhaopinxinxiEntity zhaopinxinxi, HttpServletRequest request){
    	zhaopinxinxi.setId(new Date().getTime()+new Double(Math.floor(Math.random()*1000)).longValue());
    	//ValidatorUtils.validateEntity(zhaopinxinxi);
        zhaopinxinxiService.insert(zhaopinxinxi);
        return R.ok();
    }
    
    /**
     * 前端保存
     */
    @RequestMapping("/add")
    public R add(@RequestBody ZhaopinxinxiEntity zhaopinxinxi, HttpServletRequest request){
    	zhaopinxinxi.setId(new Date().getTime()+new Double(Math.floor(Math.random()*1000)).longValue());
    	//ValidatorUtils.validateEntity(zhaopinxinxi);
        zhaopinxinxiService.insert(zhaopinxinxi);
        return R.ok();
    }

    /**
     * 修改
     */
    @RequestMapping("/update")
    public R update(@RequestBody ZhaopinxinxiEntity zhaopinxinxi, HttpServletRequest request){
        //ValidatorUtils.validateEntity(zhaopinxinxi);
        zhaopinxinxiService.updateById(zhaopinxinxi);//全部更新
        return R.ok();
    }
    

    /**
     * 删除
     */
    @RequestMapping("/delete")
    public R delete(@RequestBody Long[] ids){
        zhaopinxinxiService.deleteBatchIds(Arrays.asList(ids));
        return R.ok();
    }
    
    /**
     * 提醒接口
     */
	@RequestMapping("/remind/{columnName}/{type}")
	public R remindCount(@PathVariable("columnName") String columnName, HttpServletRequest request, 
						 @PathVariable("type") String type,@RequestParam Map<String, Object> map) {
		map.put("column", columnName);
		map.put("type", type);
		
		if(type.equals("2")) {
			SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
			Calendar c = Calendar.getInstance();
			Date remindStartDate = null;
			Date remindEndDate = null;
			if(map.get("remindstart")!=null) {
				Integer remindStart = Integer.parseInt(map.get("remindstart").toString());
				c.setTime(new Date()); 
				c.add(Calendar.DAY_OF_MONTH,remindStart);
				remindStartDate = c.getTime();
				map.put("remindstart", sdf.format(remindStartDate));
			}
			if(map.get("remindend")!=null) {
				Integer remindEnd = Integer.parseInt(map.get("remindend").toString());
				c.setTime(new Date());
				c.add(Calendar.DAY_OF_MONTH,remindEnd);
				remindEndDate = c.getTime();
				map.put("remindend", sdf.format(remindEndDate));
			}
		}
		
		Wrapper<ZhaopinxinxiEntity> wrapper = new EntityWrapper<ZhaopinxinxiEntity>();
		if(map.get("remindstart")!=null) {
			wrapper.ge(columnName, map.get("remindstart"));
		}
		if(map.get("remindend")!=null) {
			wrapper.le(columnName, map.get("remindend"));
		}

		String tableName = request.getSession().getAttribute("tableName").toString();
		if(tableName.equals("qiyexinxi")) {
			wrapper.eq("qiyebianhao", (String)request.getSession().getAttribute("username"));
		}

		int count = zhaopinxinxiService.selectCount(wrapper);
		return R.ok().put("count", count);
	}
	

}
